These are apps that can be used to create animations. Students can use these tools to create a "how to" lesson for themselves, use them as a presentation tool to show their knowledge, animate a story and much more.

Kerproof - http://www.kerpoof.com/ - Kerproof is a tool that helps you create your own animation movie.

Bitstrips.- http://www.bitstrips.com/ - A tool that allows you to build avatars and create your own comic strips (political or otherwise).

Bitstrips for schools - education version of the software. http://www.bitstripsforschools.com/